503252120420311 has 16 divisors (see below), whose sum is σ = 519396932325600. Its totient is φ = 487299830561280.

The previous prime is 503252120420281. The next prime is 503252120420353. The reversal of 503252120420311 is 113024021252305.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 503252120420311 - 2⁵ = 503252120420279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503252120420011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46467886 + ... + 56265163.

It is an arithmetic number, because the mean of its divisors is an integer number (32462308270350).

Almost surely, 2^{503252120420311} is an apocalyptic number.

503252120420311 is a deficient number, since it is larger than the sum of its proper divisors (16144811905289).

503252120420311 is a wasteful number, since it uses less digits than its factorization.

503252120420311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102733986.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 503252120420311 its reverse (113024021252305), we get a palindrome (616276141672616).

The spelling of 503252120420311 in words is "five hundred three trillion, two hundred fifty-two billion, one hundred twenty million, four hundred twenty thousand, three hundred eleven".